Photo frame



FIG. 1 is a front perspective view of the photo frame showing the design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a back elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof;

FIG. 8 is a front prospective view thereof showing the attachment devices detached; and,

FIG. 9 is an exploded view thereof. 

The ornamental design for a photo frame, as shown and described. 